#region Copyright (c) 2006-2010 Widgetsphere LLC, All Rights Reserved
//--------------------------------------------------------------------- *
//                          Widgetsphere  LLC                           *
//             Copyright (c) 2006-2010 All Rights reserved              *
//                                                                      *
//                                                                      *
//This file and its contents are protected by United States and         *
//International copyright laws.  Unauthorized reproduction and/or       *
//distribution of all or any portion of the code contained herein       *
//is strictly prohibited and will result in severe civil and criminal   *
//penalties.  Any violations of this copyright will be prosecuted       *
//to the fullest extent possible under law.                             *
//                                                                      *
//THE SOURCE CODE CONTAINED HEREIN AND IN RELATED FILES IS PROVIDED     *
//TO THE REGISTERED DEVELOPER FOR THE PURPOSES OF EDUCATION AND         *
//TROUBLESHOOTING. UNDER NO CIRCUMSTANCES MAY ANY PORTION OF THE SOURCE *
//CODE BE DISTRIBUTED, DISCLOSED OR OTHERWISE MADE AVAILABLE TO ANY     *
//THIRD PARTY WITHOUT THE EXPRESS WRITTEN CONSENT OF WIDGETSPHERE LLC   *
//                                                                      *
//UNDER NO CIRCUMSTANCES MAY THE SOURCE CODE BE USED IN WHOLE OR IN     *
//PART, AS THE BASIS FOR CREATING A PRODUCT THAT PROVIDES THE SAME, OR  *
//SUBSTANTIALLY THE SAME, FUNCTIONALITY AS ANY WIDGETSPHERE PRODUCT.    *
//                                                                      *
//THE REGISTERED DEVELOPER ACKNOWLEDGES THAT THIS SOURCE CODE           *
//CONTAINS VALUABLE AND PROPRIETARY TRADE SECRETS OF WIDGETSPHERE,      *
//INC.  THE REGISTERED DEVELOPER AGREES TO EXPEND EVERY EFFORT TO       *
//INSURE ITS CONFIDENTIALITY.                                           *
//                                                                      *
//THE END USER LICENSE AGREEMENT (EULA) ACCOMPANYING THE PRODUCT        *
//PERMITS THE REGISTERED DEVELOPER TO REDISTRIBUTE THE PRODUCT IN       *
//EXECUTABLE FORM ONLY IN SUPPORT OF APPLICATIONS WRITTEN USING         *
//THE PRODUCT.  IT DOES NOT PROVIDE ANY RIGHTS REGARDING THE            *
//SOURCE CODE CONTAINED HEREIN.                                         *
//                                                                      *
//THIS COPYRIGHT NOTICE MAY NOT BE REMOVED FROM THIS FILE.              *
//--------------------------------------------------------------------- *
#endregion
using System;
using System.Collections;
using Widgetsphere.Generator.Common.GeneratorFramework;
using System.Windows.Forms;
using Widgetsphere.Generator.Common.Util;

namespace Widgetsphere.Generator.Models
{
	public class DatabaseController : BaseModelObjectController
	{
		#region Member Variables

		#endregion

    #region Constructor

    protected internal DatabaseController(IModelObject modelObject)
      : base(modelObject)
    {
    }

    #endregion

		#region BaseModelObjectController Members

		public override ModelObjectTreeNode Node
		{
			get
			{
				if(_node == null)
				{
					_node = new DatabaseNode(this);
				}
				return _node;
			}
		}

		public override MenuCommand[] GetMenuCommands()
		{
			return new MenuCommand[]{};
		}

    public override MessageCollection Verify()
    {
      try
      {
        MessageCollection retval = new MessageCollection();
        retval.AddRange(base.Verify());

        Database database = (Database)this.Object;

        //Check valid name
				//if (!ValidationHelper.ValidDatabaseIdenitifer(database.DatabaseName))
				//  retval.Add(MessageTypeConstants.Error, ValidationHelper.ErrorTextInvalidDatabase, this);

        //Check Relations
        ArrayList deleteList = new ArrayList();
        ArrayList checkList = new ArrayList();
        foreach (Relation relation in database.Relations)
        {          
          Table table1 = (Table)relation.ParentTableRef.Object;
          Table table2 = (Table)relation.ChildTableRef.Object;
          if((table1 != null) && (table2 != null))
          {
            string relationName = table1.Name + "." + relation.PascalRoleName + "." + table2.Name;
            if(checkList.Contains(relationName))
            {
              IModelObjectController controller = this;
              Array list = database.Relations.Find(relation.Key);
              if(list.Length > 0)
              {
                string key = ((Relation)list.GetValue(0)).Key;
                TreeNode[] nodeList = this.Node.Nodes.Find(key, true);
                if(nodeList.Length > 0)
                  controller = ((ModelObjectTreeNode)nodeList[0]).Controller;
              }
							retval.Add(MessageTypeConstants.Error, String.Format(ValidationHelper.ErrorTextDuplicateRoleName, table1.Name), table1.Controller);
            }

            else
            {
              checkList.Add(relationName);
            }
          }
          else
          {
            deleteList.Add(relation);
            //TODO
            //retval.Add(MessageTypeConstants.Error, ValidationHelper.ErrorTextRelationMustHaveParentChild, null);
          }
        }

        //Remove errors
        foreach(Relation relation in deleteList)
          database.Relations.Remove(relation);


        return retval;

      }
      catch (Exception ex)
      {
        throw;
      }

    }

    public override bool DeleteObject()
    {
      return false;
    }

    public override void Refresh()
    {
    }

		#endregion

		#region Menu Handlers

		#endregion

	}
}